The most common type. Records are ordered by a unique primary key. It utilizes an Index Component and a Data Component for rapid random access.
Used for conditional execution of job steps based on the return code (RC) of previous steps (e.g., COND=(4,LT) ). mainframe refresher by muthu pdf
To help you prepare effectively for technical evaluations, here is a quick-reference guide to classic mainframe troubleshooting scenarios: | Problem / Error | Root Cause | Resolution Strategy | The most common type
To save system resources, CICS programs do not sit idle waiting for user input. They release memory between screens, passing control data via the COMMAREA . mainframe refresher by muthu pdf
Used to remove datasets or change tuning parameters like FREESPACE dynamically. 5. COBOL Application Programming